Ductless Mini Split AC Systems 21 Seer
Bulk 3-8% OFF
Cooper & Hunter 12,000 BTU Single Zone Ceiling Cassette, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump5.07-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 12,000 BTU
- SEER2SEER2
- 21.1
- ZonesZones
- 1
- VoltageVolts
- 230V
188 in stockBulk 3-8% OFF
Cooper & Hunter 24,000 BTU Single Zone Ceiling Cassette, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump5.07-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 24,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 1
- VoltageVolts
- 230V
139 in stockBulk 3-8% OFF
Cooper & Hunter Hyper Heat 24,000 BTU Single Zone Ceiling Cassette, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump7-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 24,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 1
- VoltageVolts
- 230V
40 in stockSave 10%
OLMO Sierra 36,000 BTU 3-Zone 12k+12k+12k Wall Mount, 230V, R410A - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 36,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 3
- VoltageVolts
- 230V
$2,200.22From $1,980.19Save $220.03 (10% off) /35 in stockSave 10%
OLMO Sierra 36,000 BTU 3-Zone 12k+12k+18k Wall Mount, 230V, R410A - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 36,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 3
- VoltageVolts
- 230V
$2,260.08From $2,034.07Save $226.01 (10% off) /36 in stockSave 10%
OLMO Sierra 36,000 BTU 4-Zone 12k+12k+12k+12k Wall Mount, 230V, R410A - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 36,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 4
- VoltageVolts
- 230V
$2,398.78From $2,158.90Save $239.88 (10% off) /35 in stockSave 10%
OLMO Sierra 36,000 BTU 4-Zone 12k+12k+12k+18k Wall Mount, 230V, R410A - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 36,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 4
- VoltageVolts
- 230V
$2,458.64From $2,212.77Save $245.87 (10% off) /39 in stockBulk 3-8% OFF
Cooper & Hunter Olivia 48,000 BTU 3-Zone 9k+18k+24k Wall Mount, 230V, R410A - Ductless Mini Split Air Conditioner Heat Pump7-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 48,000 BTU
- SEER2SEER2
- 23.4
- ZonesZones
- 3
- VoltageVolts
- 230V
113 in stockSold out
Cooper & Hunter Hyper Heat 48,000 BTU Outdoor Condenser, 230V, R410A - Mini Split Air Conditioner Heat Pump7-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 48,000 BTU
- SEER2SEER2
- 21.8
- VoltageVolts
- 230V
- RefrigerantFreon
- R410A
Sold out
Cooper & Hunter MES 55,000 BTU Outdoor Condenser, 230V, R410A - Mini Split Air Conditioner Heat Pump7-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 55,000 BTU
- SEER2SEER2
- 21.3
- VoltageVolts
- 230V
- RefrigerantFreon
- R410A
Sold out
OLMO Sierra 18,000 BTU Outdoor Condenser, 230V, R454B - Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 18,000 BTU
- SEER2SEER2
- 22
- VoltageVolts
- 230V
- RefrigerantFreon
- R454B
$1,165.50$1,048.95Save $116.55 (10% off) /Sold out
OLMO Sierra 36,000 BTU Outdoor Condenser, 230V, R454B - Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 36,000 BTU
- SEER2SEER2
- 22
- VoltageVolts
- 230V
- RefrigerantFreon
- R454B
$2,202.00$1,981.80Save $220.20 (10% off) /Sold out
OLMO Sierra 27,000 BTU Outdoor Condenser, 230V, R454B - Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 27,000 BTU
- SEER2SEER2
- 22
- VoltageVolts
- 230V
- RefrigerantFreon
- R454B
$1,692.00$1,522.80Save $169.20 (10% off) /Sold out
Cooper & Hunter Olivia 12,000 BTU Single Zone Wall Mount, 230V, R410A - Ductless Mini Split Air Conditioner Heat Pump5.07-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 12,000 BTU
- SEER2SEER2
- 23.1
- ZonesZones
- 1
- VoltageVolts
- 230V
Sold out
OLMO Sierra 18,000 BTU Single Zone Wall Mount, 230V, R32 - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 18,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 1
- VoltageVolts
- 230V
$979.66From $911.08Save $68.58 (7% off) /Sold out
OLMO Sierra 18,000 BTU 2-Zone 9k+12k Wall Mount, 230V, R410A - Ductless Mini Split Air Conditioner Heat Pump5.05-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 18,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 2
- VoltageVolts
- 230V
$1,000.24From $930.22Save $70.02 (7% off) /Sold out
OLMO Sierra 18,000 BTU 2-Zone 9k+9k Wall Mount, 230V, R410A - Ductless Mini Split Air Conditioner Heat Pump5.05-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 18,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 2
- VoltageVolts
- 230V
$1,172.38From $1,090.31Save $82.07 (7% off) /Sold out
OLMO Sierra 18,000 BTU 2-Zone 12k+12k Wall Mount, 230V, R410A - Ductless Mini Split Air Conditioner Heat Pump5.05-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 18,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 2
- VoltageVolts
- 230V
$1,181.14From $1,098.46Save $82.68 (7% off) /Sold out
OLMO Sierra 18,000 BTU 2-Zone 9k+9k Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 18,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 2
- VoltageVolts
- 230V
$1,687.50From $1,518.75Save $168.75 (10% off) /Sold out
OLMO Sierra 18,000 BTU 2-Zone 9k+12k Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 18,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 2
- VoltageVolts
- 230V
$1,695.00From $1,525.50Save $169.50 (10% off) /Sold out
OLMO Sierra 18,000 BTU 2-Zone 12k+12k Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 18,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 2
- VoltageVolts
- 230V
$1,702.50From $1,532.25Save $170.25 (10% off) /Sold out
Cooper & Hunter Olivia 24,000 BTU Single Zone Wall Mount, 230V, R410A - Ductless Mini Split Air Conditioner Heat Pump5.07-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 24,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 1
- VoltageVolts
- 230V
Sold out
OLMO Sierra 27,000 BTU 2-Zone 12k+12k Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 27,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 2
- VoltageVolts
- 230V
$2,229.00From $2,006.10Save $222.90 (10% off) /Sold out
OLMO Sierra 27,000 BTU 2-Zone 9k+18k Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 27,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 2
- VoltageVolts
- 230V
$2,296.50From $2,066.85Save $229.65 (10% off) /Sold out
OLMO Sierra 27,000 BTU 2-Zone 12k+18k Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 27,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 2
- VoltageVolts
- 230V
$2,304.00From $2,073.60Save $230.40 (10% off) /Sold out
OLMO Sierra 27,000 BTU 2-Zone 18k+18k Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 27,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 2
- VoltageVolts
- 230V
$2,379.00From $2,141.10Save $237.90 (10% off) /Sold out
OLMO Sierra 27,000 BTU 3-Zone 9k+9k+9k Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 27,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 3
- VoltageVolts
- 230V
$2,475.00From $2,227.50Save $247.50 (10% off) /Sold out
OLMO Sierra 27,000 BTU 3-Zone 9k+9k+12k Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 27,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 3
- VoltageVolts
- 230V
$2,482.50From $2,234.25Save $248.25 (10% off) /Sold out
OLMO Sierra 27,000 BTU 3-Zone 9k+12k+12k Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 27,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 3
- VoltageVolts
- 230V
$2,490.00From $2,241.00Save $249.00 (10% off) /Sold out
OLMO Sierra 27,000 BTU 3-Zone 12k+12k+12k Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 27,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 3
- VoltageVolts
- 230V
$2,497.50From $2,247.75Save $249.75 (10% off) /Sold out
OLMO Sierra 27,000 BTU 3-Zone 9k+9k+18k Wall Mount, 230V, R454B - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 27,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 3
- VoltageVolts
- 230V
$2,557.50From $2,301.75Save $255.75 (10% off) /Sold out
OLMO Sierra 36,000 BTU 3-Zone 9k+9k+12k Wall Mount, 230V, R410A - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 36,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 3
- VoltageVolts
- 230V
$2,191.46From $2,038.05Save $153.41 (7% off) /Sold out
OLMO Sierra 36,000 BTU 3-Zone 9k+12k+12k Wall Mount, 230V, R410A - Ductless Mini Split Air Conditioner Heat Pump5.05-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 36,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 3
- VoltageVolts
- 230V
$2,195.84From $2,042.13Save $153.71 (7% off) /Sold out
OLMO Sierra 36,000 BTU 3-Zone 9k+9k+18k Wall Mount, 230V, R410A - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 36,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 3
- VoltageVolts
- 230V
$2,251.32From $2,093.72Save $157.60 (7% off) /Sold out
OLMO Sierra 36,000 BTU 3-Zone 9k+12k+18k Wall Mount, 230V, R410A - Ductless Mini Split Air Conditioner Heat Pump5-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 36,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 3
- VoltageVolts
- 230V
$2,255.70From $2,097.80Save $157.90 (7% off) /Sold out
OLMO Sierra 36,000 BTU 4-Zone 9k+9k+9k+9k Wall Mount, 230V, R410A - Ductless Mini Split Air Conditioner Heat Pump5.05-Yr WarrantyFree ShippingFree Gift Included- Cooling CapacityCooling
- 36,000 BTU
- SEER2SEER2
- 21
- ZonesZones
- 4
- VoltageVolts
- 230V
$2,381.26From $2,214.57Save $166.69 (7% off) /-
Filter
Refine
view allAvailability Status
BRAND
Shop By Room Size
OUTDOOR UNIT CAPACITY
INDOOR UNIT CAPACITY
NUMBER OF ZONES
Refrigerant Type
VOLTAGE
SERIES
Performance level
Latest News
Guides & articles for this category

Ducted Mini Split Airflow Specs: Real Static Pressure Data
HVAC Design Reference Ducted Mini Split Static Pressure & Airflow: What the Spec Sheets Don't Tell You Duct Design Mechanics System Diagnostics Si...
Read article →
Concealed Ducted Mini Splits: The Architect's Standard for Invisible Climate Control
Architectural Integration Concealed Ducted Mini Split: Hidden Comfort for Modern Interiors I still remember a brutal custom build back in 2024. The cli...
Read article →
Mini Splits for Older Homes Without Ductwork: The Complete 2026 Retrofit Guide
The 2026 Retrofit Guide Mini Splits for Older Homes Without Ductwork Look, I love old homes. I’ve spent more weekends than I can count admiring solid...
Read article →
























































